// Copyright 2022 Teamgram Authors
//  All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Author: teamgramio (teamgram.io@gmail.com)
//

package sqlx

import (
	"time"
)

type ExecResult struct {
	LastInsertId int64
	RowsAffected int64
}

type StoreResult struct {
	Data interface{}
	Cost int
	Err  error
}

type StoreChannel chan StoreResult

func Do(f func(result *StoreResult)) StoreChannel {
	storeChannel := make(StoreChannel, 1)
	go func() {
		result := StoreResult{}
		f(&result)
		storeChannel <- result
		close(storeChannel)
	}()
	return storeChannel
}

func Must(sc StoreChannel) interface{} {
	r := <-sc
	if r.Err != nil {
		time.Sleep(time.Second)
		panic(r.Err)
	}

	return r.Data
}
